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-
- #ifndef BOOST_REGEX_STATIC_MUTEX_HPP
- #define BOOST_REGEX_STATIC_MUTEX_HPP
- #include <boost/config.hpp>
- #include <boost/regex/config.hpp>
- #ifdef BOOST_HAS_PTHREADS
- #include <pthread.h>
- #endif
- #if defined(BOOST_HAS_PTHREADS) && defined(PTHREAD_MUTEX_INITIALIZER)
- namespace boost{
- class BOOST_REGEX_DECL scoped_static_mutex_lock;
- class static_mutex
- {
- public:
- typedef scoped_static_mutex_lock scoped_lock;
- pthread_mutex_t m_mutex;
- };
- #define BOOST_STATIC_MUTEX_INIT { PTHREAD_MUTEX_INITIALIZER, }
- class BOOST_REGEX_DECL scoped_static_mutex_lock
- {
- public:
- scoped_static_mutex_lock(static_mutex& mut, bool lk = true);
- ~scoped_static_mutex_lock();
- inline bool locked()const
- {
- return m_have_lock;
- }
- inline operator void const*()const
- {
- return locked() ? this : 0;
- }
- void lock();
- void unlock();
- private:
- static_mutex& m_mutex;
- bool m_have_lock;
- };
- }
- #elif defined(BOOST_HAS_WINTHREADS)
- #include <boost/cstdint.hpp>
- namespace boost{
- class BOOST_REGEX_DECL scoped_static_mutex_lock;
- class static_mutex
- {
- public:
- typedef scoped_static_mutex_lock scoped_lock;
- boost::int32_t m_mutex;
- };
- #define BOOST_STATIC_MUTEX_INIT { 0, }
- class BOOST_REGEX_DECL scoped_static_mutex_lock
- {
- public:
- scoped_static_mutex_lock(static_mutex& mut, bool lk = true);
- ~scoped_static_mutex_lock();
- operator void const*()const;
- bool locked()const;
- void lock();
- void unlock();
- private:
- static_mutex& m_mutex;
- bool m_have_lock;
- scoped_static_mutex_lock(const scoped_static_mutex_lock&);
- scoped_static_mutex_lock& operator=(const scoped_static_mutex_lock&);
- };
- inline scoped_static_mutex_lock::operator void const*()const
- {
- return locked() ? this : 0;
- }
- inline bool scoped_static_mutex_lock::locked()const
- {
- return m_have_lock;
- }
- }
- #else
- #define B1 <boost/thread/once.hpp>
- #define B2 <boost/thread/recursive_mutex.hpp>
- #include B1
- #include B2
- #undef B1
- #undef B2
- namespace boost{
- class BOOST_REGEX_DECL scoped_static_mutex_lock;
- extern "C" BOOST_REGEX_DECL void free_static_mutex();
- class BOOST_REGEX_DECL static_mutex
- {
- public:
- typedef scoped_static_mutex_lock scoped_lock;
- static void init();
- static boost::recursive_mutex* m_pmutex;
- static boost::once_flag m_once;
- };
- #define BOOST_STATIC_MUTEX_INIT { }
- class BOOST_REGEX_DECL scoped_static_mutex_lock
- {
- public:
- scoped_static_mutex_lock(static_mutex& mut, bool lk = true);
- ~scoped_static_mutex_lock();
- operator void const*()const;
- bool locked()const;
- void lock();
- void unlock();
- private:
- boost::recursive_mutex::scoped_lock* m_plock;
- bool m_have_lock;
- };
- inline scoped_static_mutex_lock::operator void const*()const
- {
- return locked() ? this : 0;
- }
- inline bool scoped_static_mutex_lock::locked()const
- {
- return m_have_lock;
- }
- }
- #endif
- #endif
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